Description
KB790000X - HORTON S ADVANTAGE FAN CLUTCH FOR CUMMINS NTC/NTA ENGINES - REMANUFACTURED
PART NUMBER(S):
Fleet Products: KB790000X (Remanufactured) | Replaces OE: Horton: 790000, 79A0000, 980000, 98A0000, 990000, 99A0000 | Freightliner: 05-11369-009 | Alliance: ABPN2090000 | Fleetrite: FLT90000 | Kit Masters: KMN2090000
DESCRIPTION:
Model: Horton S Advantage Cummins Air-Engaged Fan Clutch
Vehicles: Freightliner, Kenworth, Mack, Peterbilt, International, Scot, and Brockway trucks from 1973-1992 with compatible Cummins NTC, NTA, 444, 270, and Super 250 engines
• Component Type: On/off fan clutch assembly
• Engagement Type: Pneumatic air-engaged
• Back Pulley Diameter: 7.03"
• Overall Length: 7.19"
• Belt Configuration: 2 × V-belts
• First Belt Groove Location: 3.03"
• Fan Blade Bolt Circle: 3.50"
• Fan Pilot Diameter: 1.99"
• Fan Blade Studs: 3/8"-16 × 2.12" long
• Vertical Mounting Distance: 3.44"
• Horizontal Mounting Distance: 3.44"
• Engine Applications: Cummins NTC, NTC Super 250, NTC Big Cam III, NTC Big Cam IV, NTC S270, NTA, and related legacy Cummins platforms
Applications:
Designed for compatible legacy heavy-duty trucks using Cummins NTC, NTA, 444, 270, and Super 250 engines with a two-belt fan drive. Verify the pulley dimensions, belt configuration, fan pilot, bolt circle, stud length, and original fan clutch number before installation.
CROSS-REFERENCE(S):
90000, 511369009, 3443-90000, 590000, 590012, 809800, 809811, 819811, 839811, 839813, 849811, 869811, 980003, 980078, 990012, 990013, 990014, 990015, 990018, 990140, ABP N20 90000, KM N20 90000, KMI90000
A cross-reference listing means this part may be a suitable replacement for the listed part numbers. Always verify fitment before installation.
IMPORTANT INSTALLATION NOTES:
✔ Confirm the pulley diameter, two-belt configuration, belt-groove location, fan pilot, and bolt-circle dimensions before installation.
✔ Inspect the fan blades, pulley, mounting bracket, air line, fittings, and drive belts for wear or damage.
✔ Align the pulley grooves with the engine drive and set belt tension to the vehicle manufacturer's specification.
✔ Torque the fan, clutch, and mounting hardware to the applicable Horton or vehicle specifications.
✔ Pressurize the air system and verify complete fan clutch engagement, release, pulley alignment, and fan clearance.
S Advantage Repair Kits:
SOLD AS REMANUFACTURED – CORE RETURN REQUIRED
Built to OEM standards — thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
Warranty Information
